Function newTimestampGauge

storage/diskmetricstore.go:510–529

(name, help string, groupingLabels map[string]string, t time.Time)

}

func newTimestampGauge(name, help string, groupingLabels map[string]string, t time.Time) *dto.MetricFamily {
	var ts float64
	if !t.IsZero() {
		ts = float64(t.UnixNano()) / 1e9
	}
	mf := &dto.MetricFamily{
		Name: proto.String(name),
		Help: proto.String(help),
		Type: dto.MetricType_GAUGE.Enum(),
		Metric: []*dto.Metric{
			{
				Gauge: &dto.Gauge{
					Value: proto.Float64(ts),
				},
			},
		},
	}
	sanitizeLabels(mf, groupingLabels)
	return mf
}

// sanitizeLabels ensures that all the labels in groupingLabels and the
// `instance` label are present in the MetricFamily. The label values from